Home / 10,439,320.31-15,652,690.10-4,681,011.59

Finding the Fourth Proportional to 10,439,320.31, 15,652,690.10 and 4,681,011.59

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Solution

The fourth proportional to 10,439,320.31, 15,652,690.10 and 4,681,011.59 is: 7,018,696.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439,320.31 : 15,652,690.10 = 4,681,011.59 : x
  2. Step 2: Convert to fraction form
    10,439,320.31/15,652,690.10 = 4,681,011.59/x
  3. Step 3: Cross multiply
    10,439,320.31x = 15,652,690.10 × 4,681,011.59
  4. Step 4: Simplify right side
    10,439,320.31x = 73,270,423,772,778.25
  5. Step 5: Solve for x
    x = 73,270,423,772,778.25/10,439,320.31
  6. Step 6: Final answer
    x = 7,018,696.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.